25365440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2605

約数の個数: 56

約数和(自身を含む): 62374272

約数和(自身を除く): 37008832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2557, 4960, 5114, 9920, 10228, 12785, 20456, 25570, 40912, 51140, 79267, 81824, 102280, 158534, 163648, 204560, 317068, 396335, 409120, 634136, 792670, 818240, 1268272, 1585340, 2536544, 3170680, 5073088, 6341360, 12682720, 25365440]

約数ペア:

[(1, 25365440), (2, 12682720), (4, 6341360), (5, 5073088), (8, 3170680), (10, 2536544), (16, 1585340), (20, 1268272), (31, 818240), (32, 792670), (40, 634136), (62, 409120), (64, 396335), (80, 317068), (124, 204560), (155, 163648), (160, 158534), (248, 102280), (310, 81824), (320, 79267), (496, 51140), (620, 40912), (992, 25570), (1240, 20456), (1984, 12785), (2480, 10228), (2557, 9920), (4960, 5114)]